14results about How to "Reduce mechanical vibration" patented technology

The utility model discloses a fixed feeding device, including work table and drive part, and the feeding end and the discharge end of work table all install integral type sprocket support, and the transmission sprocket of rotation installation has on integral type sprocket support, and two transmission sprockets are passed through synchronous chain transmission connection, and the chain block is installed on synchronous chain, and the side of two transmission sprockets is all equipped with the tension pulley, and the tension pulley rotation is installed on integral type sprocket support, and drive part installs on integral type sprocket support and is connected with transmission sprocket transmission, and the straight guide rail is equipped between two transmission sprockets, and the straight guide rail is located synchronous chain and is away from the side in the tension pulley and installs on work table, and the end face of straight guide rail is close to work table feeding end and is the inclined plane, and the inclined plane is set up with work table and is obtuse angle. The utility model discloses a integral type sprocket support, equal interval chain block and tension pulley, cooperate straight guide rail inclined plane design, shorten transition distance, and the stability of obviously improving board material conveying and clamping stability.

The utility model relates to a kind of steel bar processing intelligent identification rib turning device, including rotation adjusting mechanism, traction positioning system, vision detection unit and control system cooperation constitutes, rotation adjusting mechanism is driven by servo motor driving belt transmission assembly, and steel bar rotation is realized in combination with ±0.5 ° high-precision rib turning disc;Traction positioning system is configured with pressure cylinder and roll group, and the elastic fixing and conveying of 16-32mm diameter steel bar are adapted;Vision detection unit uses 5 million pixel camera and annular light source, with 0.05mm / pixel resolution real-time capture rib feature;PLC controller is integrated each module by RJ45 network interface, and preset 1.5 ° angle threshold triggers automatic compensation instruction.The utility model solves the problem of low efficiency of traditional manual positioning, poor mechanical positioning accuracy, with high-precision, strong adaptability and full-process automation characteristics, significantly improve steel bar processing quality and efficiency.

The application discloses a double-beam plug-in machine device and relates to the technical field of automatic component installation. The device adopts an independent driving double-horizontal-beam and double-working-head parallel operation architecture, can fundamentally break through the work beat bottleneck of a traditional single-beam structure, enables two working heads to respectively take materials in front and rear material loading areas and simultaneously perform plug-in operations on a PCB board located in the center of a conveying mechanism, realizes highly overlapped and parallel operation of material taking, moving and plug-in processes, and can improve the theoretical maximum beat by nearly one time compared with a single-beam single-head or single-beam double-working-head device. Since the movement stroke and load of each working head are relatively reduced, the speed and acceleration requirements of a single movement shaft are reduced, mechanical vibration, wear and noise can be effectively reduced, positioning accuracy and long-term operation stability of the device can be ensured while efficiency is improved.

This invention relates to the field of motor control, and more particularly to a positioning and calibration method for a gantry mechanism of a bonding machine based on solder joint alignment. The method includes: monitoring the speed difference and real-time displacement deviation of two independently controlled servo motors on both sides of the gantry mechanism; calculating the predicted displacement deviation on both sides of the gantry mechanism based on the speed difference and real-time displacement deviation; calculating the deflection angle of the gantry mechanism's crossbeam relative to the guide rail length direction based on the predicted displacement deviation; determining the target speed of the two servo motors based on the deflection angle; and determining the change process of the current speed towards the target speed. This invention utilizes the length of the crossbeam to ensure that the generated corrective torque is physically matched with the required angular deviation; it can automatically plan a smoother speed change rate under high-risk conditions with relatively large deflection angles; and it employs a relatively fast speed change process under normal fine-tuning conditions with relatively small deflection angles, thereby ensuring the system's rapid response capability to minor disturbances.

The application relates to the field of gas detection, in particular to a quartz tuning fork gas sensing device based on diamond-like coating enhancement, which comprises sequentially connected laser signal emitting units, light absorption cells, lenses, quartz tuning forks and electric signal collecting units, the surface of the quartz tuning fork is coated with a diamond-like coating; target light signals generated by the laser signal emitting units are transmitted to the light absorption cells; the light absorption cells contain target gases to be detected, and light signals interact with the target gases in the light absorption cells; the lenses focus the light emitted from the light absorption cells to the surface of the quartz tuning fork coated with the diamond-like coating. Compared with the prior art, the application can sensitively capture slight changes caused by trace gases, convert the changes into obvious electric signals, and the electric signals have a good linear relationship with the gas concentration, so that low-concentration gases can be measured with high precision.

The present application relates to the technical field of garment assembly line, and discloses a segmented hanging type conveying device for garments, which comprises a supporting frame and a track fixedly installed below the supporting frame, two or more groups of transmission racks connected end to end are slidingly installed below the supporting frame, a clamping groove and a clamping buckle are respectively formed at the two ends of each transmission rack, adjacent transmission racks are connected into a chain through the clamping groove and the clamping buckle, and each transmission rack comprises two groups of rack monomers fixedly embedded in each other. The adjacent transmission racks are connected into a chain through the clamping groove and the clamping buckle, and the two groups of rack monomers are fixedly embedded in each other. Compared with the traditional integral type or the technical structure of the connecting rod connected through bolts, the segmented hanging type conveying device for garments can realize independent extraction and offline replacement of a single faulty transmission rack and the corresponding mounting seat, and completely does not need to disassemble the whole assembly line conveyor belt during maintenance, so that the maintenance and replacement efficiency of the faulty section is greatly improved, and the equipment downtime maintenance cost is effectively reduced.

The utility model relates to a built-in type tilt U-shaped permanent magnet rotor of displacement, and relates to the motor technical field, and the rotor includes rotor core, be equipped with a plurality of permanent magnet unit on rotor core, permanent magnet unit includes first middle part horizontal magnetic steel group, middle part oblique magnetic steel group and two first side part magnetic steel, first middle part horizontal magnetic steel group and middle part oblique magnetic steel group all include at least two width different one -word type magnetic steel, and the one -word type magnetic steel of first middle part horizontal magnetic steel group is perpendicular to d axle, and the one -word type magnetic steel of middle part oblique magnetic steel group is inclined to set up relative to the one -word type magnetic steel of first middle part horizontal magnetic steel group, and first middle part horizontal magnetic steel group and two first side part magnetic steel form first U-shaped magnetic steel group, and middle part oblique magnetic steel group is arranged at the radial outer side of first middle part horizontal magnetic steel group, and the rotor of the utility model can reduce motor noise and torque fluctuation.

The invention relates to a lubricating and sealing grease composition and lubricating and sealing grease, the composition contains a filler, polyisobutene, polytetrafluoroethylene, modified poly alpha-olefin, pentaerythritol tetra (6-naphthyl hexanoate) ester as shown in formula I and core-shell PU / MoS2 / ZnS nano microspheres, a rolling-sliding synergistic lubricating system is formed through the synergistic effect of various different components, the lubricating and sealing grease composition has a low friction system, and meanwhile, the lubricating and sealing grease composition can be applied to lubricating and sealing of lubricating oil. The solid particles contained in the whole sealing grease are uniformly dispersed, the adhesion sealing performance and the acid and alkali resistance are better, the low-temperature fluidity and the high-temperature oxidation resistance are excellent, and the sealing grease is particularly suitable for mechanical sealing under harsh working conditions.

The utility model relates to the flywheel energy storage technical field, and disclose a kind of flywheel energy storage device of reducing power consumption, including upper motor and energy storage mechanism, the upper motor and energy storage mechanism are communicated to form vacuum cavity, the rotating joint of the shaft that the bottom end extends to the inside of energy storage mechanism is connected in the inside of the upper motor, the inside fixedly connected with the sealing cover of the bottom and energy storage mechanism fixed connection of the upper motor, the sealing cover is sleeved in the outside of shaft, the upper motor includes upper casing;This flywheel energy storage device of reducing power consumption can solve the problem of motor temperature rise caused by low heat dissipation coefficient of excitation winding and large rotor eddy current loss, the problem of high self-discharge rate caused by permanent magnet suspension flywheel rotor, the problem of high manufacturing cost caused by winding potting, improve the stability, security in the process of flywheel energy storage system use, reduce flywheel energy storage system cost.

The application belongs to the field of robot motion planning and navigation technology, and provides an arbitrary shape object trajectory planning method and system based on space-time combined A-star, which comprises the following technical solutions: generating all discrete angle corresponding bounding boxes and robot contour mask information based on the constructed robot polygon model; defining a four-dimensional state space and initializing a starting state and a target state; in the four-dimensional state space, for the node with the minimum value, a predefined motion primitive is applied to generate a successor state candidate set; for each successor state candidate node, the discrete angle corresponding bounding box and robot contour mask information of the current node are extracted, and a bit operation is performed on the corresponding area of the environment grid map, and whether collision occurs is judged according to the operation result; when the search reaches the target state or meets the termination condition, a discrete space-time path is generated by backtracking, the discrete space-time path is interpolated and smoothed, and a final executable trajectory is output.

The utility model provides a high-stability metering device for mortar production, belongs to the technical field of mortar production, and aims to solve the problems that output signals of a weighing sensor fluctuate when mortar raw materials fall down, and weighing accuracy is affected. Comprising a measuring bin body, a raw material measuring scale, a guide supporting frame, a guide mounting frame, a limiting connecting plate, a guide connecting plate and a raw material bearing sieve. The raw material metering scale is arranged at the lower part of the metering bin main body; the guide support frame is positioned behind the measuring bin main body; the guide mounting frames are connected to the left side and the right side of the guide supporting frame in a sliding manner; the limiting connecting plates are fixedly connected to the front side and the rear side of the guide mounting frame; the guide connecting plate is connected to the upper part of the limiting connecting plate in a sliding manner; the raw material bearing sieve is in bolted connection with the upper part of the guide connecting plate; according to the utility model, the fluctuation generated by the output signal of the weighing sensor is reduced, and the weighing accuracy of the metering scale is improved.

This utility model discloses an explosion-proof micro switch with a buffer function, including a bottom shell and a top cover. An elastic component and a foot component for triggering the switch are embedded in the bottom shell and top cover. A buffer cylinder is provided on the top cover, and a push switch is movably inserted into the buffer cylinder. A dust cover is provided at the upper end of the push switch, covering the upper port of the buffer cylinder, and the lower end abuts against the elastic component. This utility model, through the coordinated sealing design of the dust cover and the buffer cylinder, effectively prevents dust from entering the switch, avoiding dust explosion caused by contact with residual electric arc. Simultaneously, by extending the sealing path of the buffer cylinder, the overall explosion-proof protection capability under dust conditions is effectively improved. By setting an annular buffer rubber ring inside the buffer cylinder to match the fixing rod, the impact force when the fixing rod slides can be effectively reduced. At the same time, the push switch's pressing lever and the second locking head of the toggle piece are stably engaged, improving both the switch's operating feel and enhancing explosion-proof reliability.

The utility model provides a kind of equidistance cutting device for glass interlayer production, including rack and respectively being arranged in the winding roller and pay-off roll of rack both sides, the side of winding roller and pay-off roll is uniformly provided with guide roller, two the cutting plate of being fixedly connected on rack is provided between the guide roller, the upper portion of cutting plate is provided with the mount rack of sliding connection in the rack, the middle part of mount rack is fixedly connected with first tool holder, the both ends of mount rack are slidingly connected with two second tool holders, and cutting knife is arranged on the first tool holder and the second tool holder. The utility model provides glass interlayer production by the screw thread transmission design of bidirectional screw rod and second tool holder, cooperate first motor drive, realize two second tool holder synchronous symmetrical movement, without stopping machine can quickly adjust cutting interval, significantly reduce change time, adapt to the continuous production demand of multi-specification product, improve equipment utilization.

This application relates to a highly adaptable metal honeycomb carrier, belonging to the technical field of metal structures. It includes a substrate and a plurality of channels evenly distributed within the substrate. A reinforcement mechanism for strengthening the sidewalls of the substrate is provided on the substrate. The reinforcement mechanism includes a reinforcement ring fitted onto the outer sidewall of the substrate; and a connecting assembly disposed on the substrate, through which the reinforcement ring is detachably connected to the substrate. This application uses the connecting assembly to install the reinforcement ring onto the substrate, with the reinforcement ring fitted onto the outer side of the substrate, thereby enhancing the outer wall strength of the substrate and reducing the probability of damage to the substrate due to high temperature and mechanical vibration. Furthermore, after the substrate is damaged, it can be disassembled and separated from the reinforcement ring, allowing the reinforcement ring to be reused and reducing resource waste.