11results about How to "Guaranteed synchronous rotation" patented technology

An installation device for a power distribution cabinet wire hole plugging structure comprises a main body, the main body is of a disc-shaped structure, a sun gear located in the center and a plurality of planetary pinions located on the periphery are installed in the main body, and planetary pinion shafts of the planetary pinions penetrate downwards to the outside of the bottom of the main body. And an inner hexagonal joint is arranged at the lower end of the planetary pinion shaft. By adopting the structure, the purpose of quickly and stably installing the variable-diameter plug in the wire hole of the power distribution cabinet is achieved.

The application discloses an automatic Blaine viscosity detection device for water-based color paste production, comprising a Blaine viscosity detection controller, and relates to the technical field of water-based color paste detection. The automatic Blaine viscosity detection device for water-based color paste production can stably realize double-mode free switching of multi-sample synchronous detection and single-sample multi-point detection, comprehensively improves detection efficiency and data reliability, and is equipped with a detection frame mechanism and three independent torque sensors, can simultaneously detect three kinds of water-based color paste in parallel, shortens batch detection time, can realize three-point synchronous detection in the same sample cylinder, effectively avoids random errors caused by single-point detection, and can guarantee synchronous rotation of three rotors, stably and efficiently transmits power, and can fully meet the diversified viscosity detection requirements in water-based color paste production.

This utility model discloses a multi-stage centrifugal pump guide vane assembly and a multi-stage centrifugal pump, including a centrifugal pump body. The centrifugal pump body is generally divided into a motor and an impeller mechanism. A drive shaft is fitted and connected to the end of the motor near the impeller mechanism, and a reinforcing sleeve is fitted and connected to the outer side of the drive shaft. An impeller shaft is fitted and connected to the end of the impeller mechanism near the motor. A threaded sleeve is fixedly installed on the outer surface of the impeller shaft, and a connection port is opened on the inner side of the threaded sleeve. A plug is fixedly connected to the end of the drive shaft near the impeller shaft. The reinforcing sleeve has a connecting thread inside. By setting the drive shaft, impeller shaft, and connection port, this device improves the power transmission efficiency and simplifies the docking and installation process between the motor and the impeller mechanism. Furthermore, by setting the reinforcing sleeve, limiting sleeve, and retaining ring, the connection stability between the drive shaft and the impeller shaft is enhanced by limiting the axial displacement of the retaining ring after docking.

This utility model relates to the field of crushing and pulverizing technology, and particularly to a multi-stage rotary crushing and pulverizing machine. It includes a support frame, a processing shell fixedly mounted on the upper end of the support frame, a discharge shell fixedly mounted on the lower end face of the processing shell, and two sets of crushing rollers symmetrically mounted within the processing shell. A first drive motor is fixedly mounted on one end of the processing shell, and a linkage assembly connecting the two sets of crushing rollers is provided at the other end of the processing shell. A pulverizing shell is detachably mounted on the lower end face of the discharge shell. This application, by setting a multi-stage pulverizing structure, including two sets of crushing rollers, two sets of main pulverizing rollers, and several auxiliary pulverizing rollers, enables multiple crushing and pulverizing processes on materials, greatly improving the pulverizing effect. The material is subjected to different forces at different pulverizing stages, such as compression, shearing, and rotary cutting, ensuring that the material is fully pulverized and meeting the needs of different industrial production and resource recycling.

The utility model relates to the field of industrial smelting, and discloses a stokehole transfer trolley for receiving molten iron, which can realize more flexible mobility in a complex factory layout, and also has the capability of adjusting in horizontal and vertical directions, so that the molten iron can be treated more safely and more efficiently. The stokehole transfer trolley comprises a first moving mechanism, a second moving mechanism, a roller transmission mechanism and a ladle. The first moving mechanism is arranged at the bottom of the stokehole transfer trolley and is configured to enable the stokehole transfer trolley to move in the x direction. The second moving mechanism is arranged above the first moving mechanism, the roller transmission mechanism is arranged above the second moving mechanism, the second moving mechanism is configured to move and drive the roller transmission mechanism to translate in the y direction, and the ladle is placed on the roller transmission mechanism; the roller transmission mechanism is configured to drive the roller to rotate so that the ladle can advance or retreat on the roller transmission mechanism.

The utility model discloses a filter cloth production pressing mechanism which comprises a base, a pair of supporting plates are arranged on the upper wall of the base, a lower roller shaft is rotationally installed between the supporting plates, an upper roller shaft is arranged above the lower roller shaft, and pressing rollers are installed on the lower roller shaft and the upper roller shaft. The telescopic end of an electric push rod in the adjusting assembly is fixedly connected with a connecting frame of the sliding box, the vertical position of the sliding box can be accurately adjusted by controlling stretching and retracting of the electric push rod, then an upper roller shaft is driven to move vertically, the distance between the upper roller shaft and a lower roller shaft is adjusted, and use of filter cloth with different thicknesses is met; a transmission shaft in a main shaft in the driving assembly is meshed with a second transmission gear of the upper roll shaft through a second driving gear, power is transmitted to the upper roll shaft, the transmission mode ensures that the upper roll shaft and the lower roll shaft can still rotate relatively after the distance is adjusted, the stability of power transmission is ensured, the pressing effect is improved, and the production quality is ensured.

The utility model relates to the field of anchoring of a landing stage, in particular to an anchoring device applied to the landing stage. The anchoring device comprises an anchoring pile, a rotating shaft and a tightening disc. The anchoring piles are installed on the water bank side. The rotating shaft is rotationally arranged on the anchoring pile, and the axis of the rotating shaft is horizontally arranged and parallel to the water bank line. The at least two tightening discs are arranged on the rotating shaft in the axis direction of the rotating shaft at intervals, and the tightening discs are used for winding and unwinding an anchor chain connected to the landing stage. According to the utility model, the stability of the landing stage is ensured in the process of taking up and paying off the anchor chain, and the taking-up and paying-off efficiency of the anchor chain is improved.

The utility model relates to the technical field of pile drivers, in particular to a clamp and a vibration pile driving device for an excavator. The clamp comprises a first mounting plate and a second mounting plate which are arranged in a spaced mode, a first clamping piece is hinged to one end of the first mounting plate and one end of the second mounting plate, a second clamping piece is hinged to the other end of the first mounting plate and the other end of the second mounting plate, the first clamping piece is provided with a first clamping part, and the second clamping piece is provided with a second clamping part. Each of the first clamping part and the second clamping part is provided with a clamping position, a closing position or an opening position; the hydraulic cylinder controls the first clamping part and the second clamping part to be located at a clamping position, a closing position or an opening position; the ends, away from the first clamping piece and the second clamping piece, of the first mounting plate and the second mounting plate are connected through a fixing piece, and a support is arranged on the fixing piece. According to the clamp, the pile can be grabbed, manual grabbing is avoided, the labor cost is saved, and the operation safety and the operation efficiency are improved.

The utility model relates to a spinning winding machine which comprises a rack and a plurality of box bodies arranged on the rack, driving mechanisms are arranged in the box bodies, the output ends of the driving mechanisms extend out of the box bodies and are in transmission connection with winding shafts, the winding shafts are perpendicular to the box bodies, and a push-out rod and a pressing cylinder are arranged at the two ends of each winding shaft correspondingly. A bobbin is arranged between the push-out rod and the pressing barrel and arranged on the winding shaft in a sleeving mode, one end of the push-out rod is an inclined face and can be inserted between the bobbin and the box body and eject the bobbin out of the winding shaft, a lead mechanism is arranged on the side face of the winding shaft, and an oiling mechanism is arranged below the winding shaft. The push-out rod and the pressing cylinder are arranged at the two ends of the winding shaft, meanwhile, the inclined face is arranged at the end of the push-out rod, the bobbin with wound yarn can be ejected out through the push-out rod, replacement is convenient, the yarn guiding mechanism is arranged on the side face of the winding shaft, the yarn can be driven to move through the yarn guiding mechanism, it is guaranteed that the yarn is evenly wound on the bobbin, and the yarn quality is improved. And the winding effect is ensured.

The invention discloses a double-line wide-width seeding device, comprising a housing, a seeding wheel group, a front stopper, a first adjustment arc plate, a second adjustment arc plate, a seeding tube, a first switch plug plate and a second switch plug plate, wherein an inner partition separates the inner cavity of the housing into two seeding cavities, and the front stopper is installed at the front of the top opening of the housing; the seeding wheel group comprises a first seeding wheel and a second seeding wheel which are coaxially arranged identically, and seeding plates are evenly distributed on the circumference of the outer cylindrical wall of the first seeding wheel; the seeding wheel group can be rotatably installed in an arc slot hole installed at the upper part of the housing, and the first adjustment arc plate and the second adjustment arc plate are respectively arranged at the lower part of the first seeding wheel and the second seeding wheel, and can adjust the seeding gap; the first switch plug plate and the second switch plug plate are arranged in a sliding groove opened at the top of the housing; and the two seeding cavities are respectively connected to independent seeding tubes. The double-line wide-width seeding device and the working method thereof of the invention have uniform seeding and are suitable for wide-width uniform sowing and planting.

The invention discloses a large-size angle dial error calibration device and calibration method. The system comprises a scribed line sighting device, a standard angle generating device, a concentric positioning device and a control system. According to the calibration device disclosed by the invention, the large-view and high-definition electron microscope with the display screen is adopted as the core of the scribed line sighting device, so that the reading error is reduced, and the accuracy and reliability of the measurement result are ensured. According to the calibration method disclosed by the invention, a traceability mode of transmitting angle measurement to angle is adopted, the actual use working condition of the measured angle dial can be completely simulated, and the measurement precision and the detection efficiency are improved.