26results about How to "No vibration" patented technology

The utility model relates to the technical field of insulation board processing, especially to a high -strength insulation board anti -bending performance detection device, including frame, be provided with processing mechanism on the frame and be used for insulation board processing, processing mechanism includes: take and put subassembly, set up on the frame and be used for insulation board taking and placing, feed assembly, including the right table board of fixed right end on the top of frame, the right end inside the frame is equipped with first hydraulic cylinder, and the output of first hydraulic cylinder is fixed with base plate, and the top of four corners of base plate is all fixed with guide rod, and guide rod and right table board penetrate through sliding installation, and the top between four corners's guide rod is fixed with the supporting plate, detection component sets up on the frame and is used for insulation board bending degree detection, through the hydraulic drive four -corner guide rod realizes the steady feed of insulation board, and the cylinder controls detection component intelligent avoidance, and hydraulic loading cooperates sensor accurate measurement anti -bending performance, realizes the full -process automation from feed, taking and placing to detection, ensures the test accuracy and operation efficiency.

The utility model discloses a flat seam rotary hook with assembled fastening structure, including shuttle bed, the inside assembly of shuttle bed is the shuttle frame of limit rotation, the outside installation of shuttle bed has the shuttle skin, the upper plane of shuttle bed is equipped with the moon circle for guiding sewing line, and the bottom plane of moon circle is fixedly connected with the upper plane of shuttle bed through fastener, the bottom end center position of shuttle bed is provided with the installation shaft hole, be provided with the flat seam opening of outside communication on the installation shaft hole, make the installation shaft hole of shuttle bed and the surface contact of installation shaft a circle, not only guarantee the installation of shuttle bed more fastening, also avoided the eccentric situation that appeared to fasten using multiple bolts of tradition, guarantee this rotary hook rotation more stable, will not appear the situation of vibration, the utility model discloses the moon circle of fixed installation with the shuttle bed plane, can guarantee the stable rotation of shuttle frame in the shuttle bed guide rail, and the noise produced in the rotation process will reduce greatly, can more increase the service life of rotary hook.

This invention discloses a multi-axis planar motion platform suitable for vacuum environments, comprising: a vacuum chamber, a mounting top plate, an adjusting column, a motion stage, a support platform, a drive assembly, a secondary guide rail, a primary guide rail, and a primary slider. The vacuum chamber is a sealed cavity, with the mounting top plate positioned at the top inner side of the vacuum chamber. The support platform is a hollow square structure connected to the mounting top plate via the adjusting column. The motion stage and secondary guide rail are both located inside the support platform, while the drive assembly is located outside the support platform. The output end of the drive assembly is connected to the secondary guide rail, which extends horizontally through the inner side of the motion stage. Both ends of the secondary guide rail are connected to the primary slider, which slides on the primary guide rail. The primary guide rail is located at the edge of the support platform. Driven by the drive assembly, the secondary guide rail, primary slider, and primary guide rail cooperate to achieve relative sliding of the motion stage within the support platform along the X-axis or Y-axis. This invention has the advantages of compact structure, simple operation, and high motion accuracy.

This invention discloses a multi-channel UAV pose perception system and method. The system includes a pose perception belt, a digital twin UAV attitude visual interface, and a UAV-side pose sensor. The pose perception belt includes a control unit, a wireless communication module, a vibration motor, a power supply module, and a belt frame. The UAV-side pose sensor collects UAV attitude data in real time and establishes an aerial attitude model of the UAV. The attitude data includes at least the angle and direction of UAV tilt. The angle of UAV tilt is defined as the tilt angle, which is the complementary angle γ between the UAV's XY plane and the ground. The direction of UAV tilt is defined as the drift angle, which is the angle α between the projection of gravitational acceleration on the UAV's XY plane and the X-axis. This invention significantly reduces the operator's cognitive load, enables rapid response to abnormal UAV attitudes, greatly shortens the operator's decision-making time, and reduces the risk of UAV loss of control, rollover, or crash.

The utility model relates to the technical field of oilstone pressing, in particular to an oilstone follow-up pressing mechanism for a brake valve grinding miller, which comprises a mounting table, a linear electric sliding table, a pull rod and an oilstone, the linear electric sliding table is arranged on the mounting table, the moving end of the linear electric sliding table is connected with one end of the pull rod, and the other end of the pull rod is connected with one end of the oilstone. The oilstone is driven by the linear electric sliding table to do linear reciprocating motion; the stone pressing frame is arranged on the mounting table, the stone pressing lead screw is rotationally arranged on the stone pressing frame, the stone pressing motor is arranged on the stone pressing frame and is in transmission connection with one end of the stone pressing lead screw, the stone pressing sliding seat is arranged on the stone pressing lead screw, the stone pressing connecting plate is fixed to the stone pressing sliding seat, and one side of the stone pressing rod is fixed to the stone pressing connecting plate. And the stone pressing rollers are arranged at the inner ends of the stone pressing rods. The stone pressing rod and the oilstone can do linear reciprocating motion synchronously, it is guaranteed that the stone pressing rod abuts against the middle of the oilstone, and the oilstone is evenly stressed.

This invention discloses a soil sampling cylinder, a soil sampler, and a soil sampling method, relating to the field of geological exploration technology. The invention includes a cutting blade, which is a hollow cylinder with a straight inner and outwardly inclined circular cutting edge at the front end, and a threaded connection at the rear end to a steel cylinder. The inner wall of the steel cylinder is stacked with ring cutters whose inner diameter matches that of the cutting blade. An anchor rod is fixedly installed on the lower surface of a pad, and the upper surface is fixedly connected to a horizontal adjustment component. The horizontal adjustment component is fixedly connected to an equipment box, and a guide sleeve is installed at the center of the equipment box. Guide grooves are evenly spaced around the guide sleeve, and a guide limiting component is slidably installed within the guide grooves. The equipment box is threadedly connected to the steel cylinder via a vertical pressure component. This invention provides a soil sampling cylinder, a soil sampler, and a soil sampling method, featuring automatic horizontal calibration, guide limiting, static pressure undisturbed sampling, and digital traceability of samples. It also significantly reduces the cost and material requirements of the cutting blade, laying the foundation for cost reduction and efficiency improvement.

This utility model discloses a volute-less centrifugal fan, comprising: an impeller, the impeller including a front disc at the front, a middle disc at the rear, blades connecting the front disc and the middle disc, and a shaft disc fixed on the middle disc, the shaft disc being coaxially arranged with the middle disc; a frame, the frame being located outside the impeller, a panel on one side of the frame having an air inlet and an air inlet ring connected to its inner side, and support frames with bearing seats fixed on both the front and rear sides of the frame; a rotating shaft, the rotating shaft passing through the bearing seat and fixed through the shaft disc; and a drive device, the drive device being drively connected to the rotating shaft. The volute-less centrifugal fan designed in this utility model eliminates the volute, reducing airflow resistance and improving efficiency; the design of double belts and airfoil blades reduces noise; the reinforcing ring suppresses impeller deformation, resulting in vibration-free high-speed operation; and the tapered sleeve pulley allows for quick replacement and convenient maintenance.

This invention proposes a construction device and its method for protective opening of existing building walls. The construction device includes a guide rail module, a cutting module, a dust removal and cooling module, and a safety control module. The method of using the device involves positioning and laying out lines, installing the guide rail module, installing the cutting module, connecting the cutting module to the dust removal and cooling module, and installing the safety control module. After installation, the cutting module is adjusted to the top of the guide rail module. After inspection, the dust removal and cooling module and the cutting module are activated and positioned. Then, the cutting module is controlled by the handwheel on the cutting module to cut and move the wall. During the cutting process, the control force of the safety control module is adjusted simultaneously to ensure the safety of the cutting process. The construction device and its method of use, through reasonable mechanical design, enable the equipment to cut walls safely and quickly, while optimizing the wall-building steps and methods, improving efficiency and reducing costs.

This application discloses a combined anti-collapse structure for boreholes in karst development areas, including a bottom casing and multiple intermediate casings. The bottom of the intermediate casings is connected to the bottom casing, and the multiple intermediate casings are connected end-to-end. The bottom end of the bottom casing is provided with cutting teeth. The structure also includes: reinforcing protrusions, spaced circumferentially along the inner side of the bottom casing or intermediate casings; and a tapering zone, with a tapering zone at the bottom of the reinforcing protrusions within the bottom casing. The bottom casing and multiple intermediate casings constitute the borehole wall, preventing borehole collapse during drilling. The casing can be rotated and pressed down by an external force applied by a torque power head configured on the top working platform, and the cutting teeth cut into the rock mass synchronously with the drill bit. The reinforcing protrusions effectively enhance the strength and rigidity of the bottom and intermediate casings, and effectively reduce deformation and warping of the bottom and intermediate casings by dispersing stress and absorbing energy.

The application discloses a device for realizing micro-ice crystal freezing and melting, which comprises a micro-ice crystal suspension freezing device and an ice crystal melting device; the micro-ice crystal suspension freezing device is used for generating micro-ice crystal particles which are suspended in the air and do not directly contact with a wall surface; the ice crystal melting device is used for controlling temperature and gradually melting the ice crystals under certain conditions; the micro-ice crystal suspension freezing device comprises a water chiller, an ice crystal suspension freezing assembly, a temperature controller, a temperature sensor and a direct-current adjustable power supply. The device for realizing micro-ice crystal freezing and melting can generate ice crystals with different particle sizes and is provided with a melting device, thereby laying a foundation for measuring the temperature and the melting rate in the freezing generation and the melting process of the ice crystals with different particle sizes.

The utility model belongs to the field of composite cutting machine tools, and provides an ultrahigh workpiece turning mode machining system which comprises a numerical control boring machine, a turning spindle system, an X-axis clamping body, a PLC and a machining accessory, the X-axis clamping body is arranged at the bottom of an X-axis stand column of the numerical control boring machine, the X-axis stand column is clamped on a Y-axis track through the X-axis clamping body, and the machining accessory is arranged on the lathe spindle system. The turning spindle system is arranged right opposite to an X-axis stand column of the numerical control boring machine, and the PLC is connected with the numerical control boring machine and the turning spindle system to control switching of a turning mode and a boring mode. According to the machining system, through different combinations of different devices, machining of one machine in multiple modes is achieved, and the machining requirements of different users for special workpieces are met.

This application relates to the field of screening machinery, and in particular to a far-resonance relaxation screen. The active screen frame and the floating screen frame of the far-resonance relaxation screen are connected by shear springs; multiple relaxation screen plates are sequentially installed on adjacent crossbeams of the active and floating screen frames; a vibrator is installed in a circular hole above the active screen frame, and a drive system is installed on motor support legs, connecting the drive system and the vibrator. The active screen frame is mounted on the front and rear support legs via vibration isolation springs; the vibrator includes a vibrator body, through-hole conductive slip rings, and torque-changing eccentric wheels. Two through-hole conductive slip rings and two sets of torque-changing eccentric wheels are installed at both ends of the drive shaft of the vibrator body, and the two sets of torque-changing eccentric wheels are in phase. The through-hole conductive slip rings are located between the vibrator body and the torque-changing eccentric wheels, and the torque-changing eccentric wheels are used for online adjustment of the vibrator's eccentric mass torque. The far-resonance relaxation screen provided by this application can solve the problem that existing vibrating relaxation screens cannot operate in a more stable second-order far-resonance region.

The utility model relates to a die-casting mold core structure for an automobile engine valve chamber cover, which comprises a mold core structure, a sprue structure, a sprue protection seat and an exhaust block component, the sprue structure is mounted in the middle of the front side of the mold core structure, the sprue protection seat is mounted at the lower end of the sprue structure in a sleeving manner, and the exhaust block component is mounted on the sprue protection seat. Exhaust block assemblies are installed on the rear side of the mold core structure side by side, the mold core structure comprises an upper mold core structure, a lower mold core structure and a boss structure, the boss structure is arranged in the middle of the upper end face of the lower mold core structure, and a mold cavity structure is arranged between the upper mold core structure and the lower mold core structure; two longitudinal bolt mounting blocks are symmetrically mounted at the two ends above the mold core structure, hole position bolts with the lower ends inserted into the mold cavity structure are mounted at the front ends of the longitudinal bolt mounting blocks, and two exhaust block assemblies communicated with the mold cavity structure are symmetrically mounted on the rear side of the mold core structure. The utility model has the characteristics of simplifying the mould, improving the product quality, reducing the production cost and the like.

The utility model provides an automatic milling machine for a high-strength mould base, which comprises a working table, a supporting seat, a driving base table, a horizontal moving table, a mould base supporting table, a front-back moving table, a driving structure and a processing head, and is characterized in that the supporting seat is fixedly arranged on the surface of the working table, and the driving base table is arranged in front of the supporting seat in a sliding manner; the horizontal moving table is mounted in front of the driving base table in a sliding manner; the formwork supporting table is installed on the surface of the horizontal moving table, the front-back moving table is installed on the top of the supporting base in a sliding mode, and the driving structure is fixedly installed at the top end of the front-back moving table. The processing head is mounted below the driving structure; due to the arrangement of the supporting base and the mold frame supporting table, the feeding and discharging speed is high, the machining quality is stable, and too much manual intervention is not needed.

The utility model provides a piezoelectric focusing shock wave device which comprises a decorative face shell, a light bar, an upper cover outer shell, a circuit board, a middle outer shell, a key, a key board, a lower cover outer shell, a ceramic crystal module, a metal conduction shell, a gel pad and a fixing outer ring. The circuit board is installed between the upper cover shell and the middle shell, the middle shell is connected with the lower cover shell, the ceramic crystal module is installed in the lower cover shell and connected with the metal conduction shell, the gel pad is installed on the metal conduction shell, and the gel pad and the lower cover shell are installed together through the fixing outer ring. According to the device, non-invasive treatment is carried out on a treatment part through piezoelectric type shock waves, fine and accurate penetration depth can be achieved, the device is suitable for pain symptoms of different depth degrees, and more treatment requirements are met. Piezoelectric focusing shock waves adopt a reverse hemispherical surface integration technology, piezoelectric elements are integrated, and frequency noise is reduced.

The invention discloses an automatic siphon enrichment device for algae, which comprises a sample placing bottle, a siphon effect bottle, a siphon assembly and a siphon mixing pipe, one end of the siphon assembly is inserted into the sample placing bottle, and the other end of the siphon assembly is connected with the siphon mixing pipe; the siphoning effect bottle is filled with liquid and is connected with the connecting position on the siphoning mixing pipe through a connecting pipe; the height difference between the height of the liquid level of a sample in the sample placing bottle and the highest point of the siphon assembly is a siphon establishing height; the height difference between the connecting point of the connecting pipe on the siphon mixing pipe and the liquid outlet in the lower end of the siphon mixing pipe is the siphon effect height. The siphon effect height is greater than the siphon establishment height. The device is only composed of passive components such as the sample containing bottle, the siphoning effect bottle, the siphon assembly and the siphoning mixing pipe, precision movement components and electronic control elements are not needed, the manufacturing cost of the device is directly reduced, maintenance spare parts such as a standby pump body do not need to be arranged, and the later maintenance cost is greatly reduced.

The application is a satellite laser communication terminal relative position measurement system based on an eddy current sensor, which comprises a communication terminal connecting plate, an axial sensor system, a radial sensor system, a position calculation circuit system, a passive and active hybrid damper and a single pendulum mirror type laser communication terminal. The axial sensor system is composed of an axial sensor support, an eddy current sensor and an axial sensor target surface; the radial sensor system is composed of a radial sensor support, an eddy current sensor and a radial sensor target surface. The application can measure the relative position of the satellite laser communication terminal relative to the satellite body with high precision, and has the characteristics of high precision, low power consumption and low complexity. Therefore, the application can meet the needs of the relative position measurement of the satellite laser communication terminal with a vibration isolation and damping link, and solve the problem that the boresight direction of the laser communication terminal is difficult to calculate after the laser communication terminal relative to the satellite body has a relative displacement after the vibration isolation and damping link is added.

The application discloses a marble precision workbench air floating lifting mechanism, which comprises a cylinder body, the upper end of the cylinder body is fixedly connected with a top cover, the side wall of the top cover is fixedly connected with a first connecting port, the first connecting port is located in the inside of the top cover, the lower surface of the top cover is provided with a first air outlet, the first air outlet is in communication with the first connecting port, a piston is arranged, the piston and the top cover form a first air chamber, the piston and the cylinder body form a second air chamber, the first air chamber is in communication with the first air outlet, a second connecting port is arranged on the side wall of the cylinder body, the upper surface of the cylinder body is fixedly connected with a second air outlet, and the second air outlet is in communication with the second connecting port and the second air chamber. Through the above components, the first air chamber and the second air chamber make the marble platform ascend, the first air outlet and the second air outlet make the ascending of each place consistent, and the ascending speed is relatively stable through the stable structure, and vibration is not generated.

A frictionless balancing cylinder combining surface throttling and slit throttling, and its operating method, are disclosed. The cylinder comprises a front cover, a piston rod, a cylinder body, a piston, and a rear cover. The piston includes an inner piston and an outer piston, with the inner piston nested within the outer piston. The other end of the piston rod is fixed to the inner piston. The outer piston slides in contact with the inner surface of the cylinder body. An axial air supply channel is provided on the end face of the inner piston adjacent to the rear cover. An inner annular groove matching the air supply hole is formed on the inner side of the outer piston. An arc-shaped slit channel is formed on the outer side of the outer piston, located at the bottom of the inner annular groove and communicating with it. An air release groove is formed on the outer side of the outer piston, with an air release hole at the bottom. An annular boss is provided on the outer surface of the outer piston near the air release groove. This invention combines the advantages of surface throttling and slit throttling in high-precision shaft systems, meeting the requirements for high-precision and smooth movement of the vertical axis in ultra-precision machine tools.

The utility model discloses a water purifier, and relates to the technical field of water treatment. Cooling the tank; the absorption refrigeration module comprises a liquid storage device, a generator, a condenser and an evaporator, the evaporator is arranged on the cold tank to refrigerate the cold tank, and the hot tank heats at least part of the generator so as to preheat a solution flowing through the generator; and the like. The generator of the absorption type refrigeration module can be preheated through waste heat of the heat tank, the starting time of the absorption type refrigeration module is shortened, the starting speed of absorption type refrigeration is increased, and the environment-friendly refrigeration effects of being free of noise, low in energy consumption and long in service life are achieved.

The invention discloses automatic welding equipment special for maintenance and replacement of electric heating elements of voltage stabilizers, and relates to the technical field of welding equipment for maintenance of the electric heating elements of the voltage stabilizers. The automatic welding equipment comprises a machine head shell, and a machine head clamping mechanism, a walking transmission mechanism, a welding machine head module and a wire feeding mechanism are arranged on the machine head shell; the machine head clamping mechanism is used for fixing the automatic welding equipment to a to-be-welded area, the walking transmission mechanism is used for driving the automatic welding equipment to rotate and move along a welding seam path, and at least four driving shafts are arranged in the automatic welding equipment to achieve the main rotation function, the arc length adjusting function, the welding seam swinging function and the wire feeding driving function correspondingly. The wire feeding mechanism is fixed to the machine head shell, and the whole rotation space of the automatic welding equipment is controlled within 160 mm. The full-automatic welding machine has the effect of achieving stable, high-precision and full-automatic welding of 2G position welding seams (butt joint / angle joint) between the electric heating element and the sleeve in a high-irradiation environment in an ultra-narrow rotation space smaller than or equal to 160 mm.

The utility model relates to the technical field of couplings, in particular to a motor driving assembly of a grinding machine, which comprises a motor output shaft, a motor connecting flange arranged at the top end of the motor output shaft, two first fixing pieces fixedly connected to the lower end of the motor connecting flange, and a grinding block connecting disc arranged below the motor connecting flange. The upper end of the grinding block connecting disc is fixedly connected with a grinding disc connecting disc, the upper end of the grinding disc connecting disc is fixedly connected with a second fixing piece, a coupler is arranged between the first fixing piece and the second fixing piece, and the top end of the first fixing piece and the top end of the second fixing piece are both in threaded connection with bolts. And the first fixing piece and the second fixing piece are still tightly connected with the coupler, so that the situation of connection deviation is avoided, and the stability of power transmission is ensured.

This invention discloses an air conditioner for use in the home appliance industry, comprising: an energy storage device for containing energy storage material; a jet driving device assembled in the energy storage device; and a flow distribution device connected to the energy storage device via the jet driving device. When the jet driving device acts on the energy storage device, the energy storage device jets the energy storage material into the flow distribution device, and the jetted energy storage material is dispersed and emitted in the flow distribution device to release heat or cold energy. This invention solves the noise problem of air conditioners.

This utility model discloses a vibration-damping car silicone phone holder, including a phone holder back plate. A bottom support plate is slidably inserted into the bottom of the phone holder back plate. The top of the bottom support plate is located inside the phone holder back plate, and an adjusting wedge block is fixed to the front surface of the top of the bottom support plate. An adjusting plate is provided in front of the adjusting wedge block. The adjusting plate is slidably installed on the front surface of the phone holder back plate, and an anti-slip pad is adhesively fixed to the front surface of the adjusting plate. When the phone holder is in use, the bottom support plate slides downwards due to the weight of the phone, causing the bottom support plate to move the protective pad downwards and squeeze the adjusting plate. This causes the adjusting plate to press the anti-slip pad against the phone, and the anti-slip pad and adjusting plate clamp the phone, thus ensuring that the phone does not vibrate during vehicle operation.

This utility model discloses an adapter mechanism for photographic equipment, comprising: a base with an internal mounting cavity; a movable component movably disposed within the mounting cavity; a first and second action unit disposed on opposite sides of the movable component in the vertical direction, for providing the movable component with first and second forces in opposite directions; and a third and fourth action unit disposed on opposite sides of the movable component in the horizontal direction, for providing the movable component with third and fourth forces in opposite directions. Each of the first to fourth action units includes a first magnetic component and a second magnetic component, wherein the like magnetic poles of the first and second magnetic components are arranged opposite each other, so that they repel each other to generate a first force, a second force, a third force, or a fourth force. The movable component of this utility model does not generate significant vibration, reducing image shake; the force is an invisible repulsive force, exhibiting excellent fatigue resistance, a longer service life, and also having a beneficial effect on shock absorption.